/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2008 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * @APPLE_LICENSE_HEADER_START@
- *
- * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
- *
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
/*-
*/
/*
- * The dirent structure defines the format of directory entries returned by
- * the getdirentries(2) system call.
+ * The dirent structure defines the format of directory entries.
*
* A directory entry has a struct dirent at the front of it, containing its
* inode number, the length of the entry, and the length of the name
* contained in the entry. These are followed by the name padded to a 4
* byte boundary with null bytes. All names are guaranteed null terminated.
- * The maximum length of a name in a directory is MAXNAMLEN.
+ * The maximum length of a name in a directory is MAXNAMLEN when 32-bit
+ * ino_t is in effect; (MAXPATHLEN - 1) when 64-bit ino_t is in effect.
*/
-#ifndef _SYS_DIRENT_H
-#define _SYS_DIRENT_H
+#ifndef _SYS_DIRENT_H
+#define _SYS_DIRENT_H
+
+#include <sys/_types.h>
+#include <sys/cdefs.h>
+
+#include <sys/_types/_ino_t.h>
+
+#define __DARWIN_MAXNAMLEN 255
+
+#pragma pack(4)
+
+#if !__DARWIN_64_BIT_INO_T
struct dirent {
- u_int32_t d_fileno; /* file number of entry */
- u_int16_t d_reclen; /* length of this record */
- u_int8_t d_type; /* file type, see below */
- u_int8_t d_namlen; /* length of string in d_name */
-#ifdef _POSIX_SOURCE
- char d_name[255 + 1]; /* name must be no longer than this */
-#else
-#define MAXNAMLEN 255
- char d_name[MAXNAMLEN + 1]; /* name must be no longer than this */
-#endif
+ ino_t d_ino; /* file number of entry */
+ __uint16_t d_reclen; /* length of this record */
+ __uint8_t d_type; /* file type, see below */
+ __uint8_t d_namlen; /* length of string in d_name */
+ char d_name[__DARWIN_MAXNAMLEN + 1]; /* name must be no longer than this */
};
+#endif /* !__DARWIN_64_BIT_INO_T */
+
+#pragma pack()
+
+#define __DARWIN_MAXPATHLEN 1024
+#define __DARWIN_STRUCT_DIRENTRY { \
+ __uint64_t d_ino; /* file number of entry */ \
+ __uint64_t d_seekoff; /* seek offset (optional, used by servers) */ \
+ __uint16_t d_reclen; /* length of this record */ \
+ __uint16_t d_namlen; /* length of string in d_name */ \
+ __uint8_t d_type; /* file type, see below */ \
+ char d_name[__DARWIN_MAXPATHLEN]; /* entry name (up to MAXPATHLEN bytes) */ \
+}
+
+#if __DARWIN_64_BIT_INO_T
+struct dirent __DARWIN_STRUCT_DIRENTRY;
+#endif /* __DARWIN_64_BIT_INO_T */
+
+#ifdef KERNEL
+/* Extended directory entry */
+struct direntry __DARWIN_STRUCT_DIRENTRY;
+#endif
+
+
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#define d_fileno d_ino /* backward compatibility */
+#define MAXNAMLEN __DARWIN_MAXNAMLEN
/*
* File types
*/
-#define DT_UNKNOWN 0
-#define DT_FIFO 1
-#define DT_CHR 2
-#define DT_DIR 4
-#define DT_BLK 6
-#define DT_REG 8
-#define DT_LNK 10
-#define DT_SOCK 12
-#define DT_WHT 14
+#define DT_UNKNOWN 0
+#define DT_FIFO 1
+#define DT_CHR 2
+#define DT_DIR 4
+#define DT_BLK 6
+#define DT_REG 8
+#define DT_LNK 10
+#define DT_SOCK 12
+#define DT_WHT 14
/*
* Convert between stat structure types and directory types.
*/
-#define IFTODT(mode) (((mode) & 0170000) >> 12)
-#define DTTOIF(dirtype) ((dirtype) << 12)
+#define IFTODT(mode) (((mode) & 0170000) >> 12)
+#define DTTOIF(dirtype) ((dirtype) << 12)
+#endif
+
+#if PRIVATE
+/*
+ * If a buffer at least this size is passed to __getdirentries64,
+ * the the last 4 bytes will be the flags below.
+ */
+#define GETDIRENTRIES64_EXTENDED_BUFSIZE 1024
+
+__options_decl(getdirentries64_flags_t, unsigned, {
+ /* the __getdirentries64 returned all entries */
+ GETDIRENTRIES64_EOF = 1U << 0,
+});
+#endif
#endif /* _SYS_DIRENT_H */
projects / apple / xnu.git / blobdiff